function [Z, Z_names] = addInitialBaseCovariate(initialSeed, Z, Z_names, sideName)
	%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
	% No description available.
	%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
	%%%%% Inputs:
	% initialSeed:				K x 1
	% marketPotential:			K x 1
	% Z:						K x NumZ
	% Z_names:					cell(1,NumZ) of strings
	%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
	%%%%% Outputs:
	% Z:						K x NumZnew
	% Z_names:					cell(1,NumZnew) of strings
	%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
	
	newZ = log(1+initialSeed);
	newZ_names = {sprintf('log_%s_PlusOne_seeded', sideName)};
	
	% Append to current Z and Z_names
	Z       = [Z newZ];
	Z_names = [Z_names newZ_names];
end
